Data-Driven Network Security Essentials

Learn how to secure an organization's network and keep your interconnected systems and data safe.

Introduction

• Securing the network
• Discovering resources

1. Recognize Security Devices

• Understanding firewalls
• Comparing advanced networking devices
• Luring with honeypots
• Examining honeypot findings
• Challenge: Exploring honeypot data
• Solution: Exploring honeypot data

2. Isolate the Network

• Segmenting using routers and VLANS
• Configuring VLANS
• Creating server and domain isolation
• Translating the network address
• Recognizing perimeter networks
• Configuring NAT

3. Secure the Cloud

• Summarize cloud concepts
• Connecting to the cloud
• Outlining virtualized technology
• Safeguarding cloud services

4. Identify Attacks

• Comparing attack methods
• Attacking passwords
• Sniffing the network
• Spoofing protocols
• Poisoning the ARP cache

5. Secure Protocols and Procedures

• Using antivirus
• Safeguarding DNS
• Securing internet protocol
• Protecting DHCP
• Encrypting data in transit (VPN)
• Assessing security baselines

6. Limiting Access

• Using the principle of least privilege
• Controlling access
• Restricting network access
• Protecting buildings
• Securing hardware
• Challenge: Physical security requirements
• Solution: Physical security requirements

Conclusion

• Summary